Alison struggles with the death of her mother, as the Liars try to navigate through her new lie in "Surfing the Aftershocks," an all-new episode of ABC Family's hit original series "Pretty Little Liars," premiering Tuesday, June 24th (8:00 - 9:00 PM ET/PT).

Now being forced to live through Ali's latest lie, Aria, Emily, Hanna and Spencer try to cover their tracks, while simultaneously trying to piece together what happened in New York. Hanna and Aria have to close loose ends with the two people who know the truth about Ali's story - Mona and Ezra. Spencer and Emily try to find out the truth about Jason and his whereabouts the night they were in New York.

Meanwhile, Hanna starts to examine who she really is - Hefty Hanna or Queen Bee Hanna - now that Ali is back.